<?php
/*
	Copyright 2006, 2007, 2008, 2009, 2010 Bastiaan Grutters
    
    This file is part of Ages of Strife website.

    Ages of Strife website is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Ages of Strife website is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Ages of Strife website.  If not, see <http://www.gnu.org/licenses/>.
 */
include( '../global/initialize.php' );

$rank = formatInput( $_GET[ 'rank' ] );
if( $rank > -1 ) {
	$query = "DELETE FROM upgrade_status " .
			"WHERE rank = '" . $rank . "' AND ruler_id = " . $_SESSION[ 'ruler_id' ];
	mysql_query( $query ) or die( "Query failed : " . mysql_error() );
	$query = "SELECT rank, upgrade_status_id " .
			"FROM upgrade_status " .
			"WHERE ruler_id = " . $_SESSION['ruler_id'] . " AND rank > '" . $rank . "'";
	$result = mysql_query( $query ) or die( "Query failed : " . mysql_error() );
	$num = mysql_numrows( $result );
    $i = 0;
    while ( $i < $num ) {
		$query = "UPDATE upgrade_status SET rank = " . ( mysql_result( $result, $i, "rank" ) - 1 ) . " WHERE upgrade_status_id = " . mysql_result( $result, $i, "upgrade_status_id" );
		mysql_query( $query ) or die( "Query failed : " . mysql_error() );
    	$i ++;	
    }
}
header( "Location: upgrade.php" );
?>